﻿/**  版本信息模板在安装目录下，可自行修改。
* Exchange.cs
*
* 功 能： N/A
* 类 名： Exchange
*
* Ver    变更日期             负责人  变更内容
* ───────────────────────────────────
* V0.01  2014/1/23 11:01:37   N/A    初版
*
* Copyright (c) 2012 Maticsoft Corporation. All rights reserved.
*┌──────────────────────────────────┐
*│　此技术信息为本公司机密信息，未经本公司书面同意禁止向第三方披露．　│
*│　版权所有：鸿马（北京）科技有限公司　　　　　　　　　　　　　　│
*└──────────────────────────────────┘
*/
using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using ihongma.DBUtility;
using ihongma.Common;//Please add references
namespace ihongma.DAL
{
	/// <summary>
	/// 数据访问类:Exchange
	/// </summary>
	public partial class Exchange
	{
		public Exchange()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("id", "dt_Exchange"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(string id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from dt_Exchange");
			strSql.Append(" where SN=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.VarChar,50)
			};
			parameters[0].Value = id;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from dt_Exchange");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
            parameters[0].Value = id;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }

		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(ihongma.Model.Exchange model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into dt_Exchange(");
			strSql.Append("category_id,SN,StartDateTime,EndDateTime,CreatedDateTime,content,price,discount,number,UsedStatus,ExchangePerson,field1)");
			strSql.Append(" values (");
			strSql.Append("@category_id,@SN,@StartDateTime,@EndDateTime,@CreatedDateTime,@content,@price,@discount,@number,@UsedStatus,@ExchangePerson,@field1)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@category_id", SqlDbType.Int,4),
					new SqlParameter("@SN", SqlDbType.NVarChar,50),
					new SqlParameter("@StartDateTime", SqlDbType.DateTime),
					new SqlParameter("@EndDateTime", SqlDbType.DateTime),
					new SqlParameter("@CreatedDateTime", SqlDbType.DateTime),
					new SqlParameter("@content", SqlDbType.NVarChar,-1),
					new SqlParameter("@price", SqlDbType.Decimal,9),
					new SqlParameter("@discount", SqlDbType.Float,8),
					new SqlParameter("@number", SqlDbType.Int,4),
					new SqlParameter("@UsedStatus", SqlDbType.Bit,1),
					new SqlParameter("@ExchangePerson", SqlDbType.NVarChar,50),
					new SqlParameter("@field1", SqlDbType.NVarChar,50)};
			parameters[0].Value = model.category_id;
			parameters[1].Value = model.SN;
			parameters[2].Value = model.StartDateTime;
			parameters[3].Value = model.EndDateTime;
			parameters[4].Value = model.CreatedDateTime;
			parameters[5].Value = model.content;
			parameters[6].Value = model.price;
			parameters[7].Value = model.discount;
			parameters[8].Value = model.number;
			parameters[9].Value = model.UsedStatus;
			parameters[10].Value = model.ExchangePerson;
			parameters[11].Value = model.field1;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
        /// <summary>
        /// 修改一列数据
        /// </summary>
        public void UpdateField(int id, string strValue)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update dt_Exchange set " + strValue);
            strSql.Append(" where id=" + id);
            DbHelperSQL.ExecuteSql(strSql.ToString());
        }
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(ihongma.Model.Exchange model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update dt_Exchange set ");
			strSql.Append("category_id=@category_id,");
			strSql.Append("SN=@SN,");
			strSql.Append("StartDateTime=@StartDateTime,");
			strSql.Append("EndDateTime=@EndDateTime,");
			strSql.Append("CreatedDateTime=@CreatedDateTime,");
			strSql.Append("content=@content,");
			strSql.Append("price=@price,");
			strSql.Append("discount=@discount,");
			strSql.Append("number=@number,");
			strSql.Append("UsedStatus=@UsedStatus,");
			strSql.Append("ExchangePerson=@ExchangePerson,");
			strSql.Append("field1=@field1");
			strSql.Append(" where id=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@category_id", SqlDbType.Int,4),
					new SqlParameter("@SN", SqlDbType.NVarChar,50),
					new SqlParameter("@StartDateTime", SqlDbType.DateTime),
					new SqlParameter("@EndDateTime", SqlDbType.DateTime),
					new SqlParameter("@CreatedDateTime", SqlDbType.DateTime),
					new SqlParameter("@content", SqlDbType.NVarChar,-1),
					new SqlParameter("@price", SqlDbType.Decimal,9),
					new SqlParameter("@discount", SqlDbType.Float,8),
					new SqlParameter("@number", SqlDbType.Int,4),
					new SqlParameter("@UsedStatus", SqlDbType.Bit,1),
					new SqlParameter("@ExchangePerson", SqlDbType.NVarChar,50),
					new SqlParameter("@field1", SqlDbType.NVarChar,50),
					new SqlParameter("@id", SqlDbType.Int,4)};
			parameters[0].Value = model.category_id;
			parameters[1].Value = model.SN;
			parameters[2].Value = model.StartDateTime;
			parameters[3].Value = model.EndDateTime;
			parameters[4].Value = model.CreatedDateTime;
			parameters[5].Value = model.content;
			parameters[6].Value = model.price;
			parameters[7].Value = model.discount;
			parameters[8].Value = model.number;
			parameters[9].Value = model.UsedStatus;
			parameters[10].Value = model.ExchangePerson;
			parameters[11].Value = model.field1;
			parameters[12].Value = model.id;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from dt_Exchange ");
			strSql.Append(" where id=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
			parameters[0].Value = id;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string idlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from dt_Exchange ");
			strSql.Append(" where id in ("+idlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public ihongma.Model.Exchange GetModel(int id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 id,category_id,SN,StartDateTime,EndDateTime,CreatedDateTime,content,price,discount,number,UsedStatus,ExchangePerson,field1 from dt_Exchange ");
			strSql.Append(" where id=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
			parameters[0].Value = id;

			ihongma.Model.Exchange model=new ihongma.Model.Exchange();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public ihongma.Model.Exchange GetModel(string sn)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 id,category_id,SN,StartDateTime,EndDateTime,CreatedDateTime,content,price,discount,number,UsedStatus,ExchangePerson,field1 from dt_Exchange ");
            strSql.Append(" where SN=@SN and UsedStatus=1");
            SqlParameter[] parameters = {
					new SqlParameter("@SN", SqlDbType.NVarChar,50)
			};
            parameters[0].Value = sn;

            ihongma.Model.Exchange model = new ihongma.Model.Exchange();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return DataRowToModel(ds.Tables[0].Rows[0]);
            }
            else
            {
                return null;
            }
        }

		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public ihongma.Model.Exchange DataRowToModel(DataRow row)
		{
			ihongma.Model.Exchange model=new ihongma.Model.Exchange();
			if (row != null)
			{
				if(row["id"]!=null && row["id"].ToString()!="")
				{
					model.id=int.Parse(row["id"].ToString());
				}
				if(row["category_id"]!=null && row["category_id"].ToString()!="")
				{
					model.category_id=int.Parse(row["category_id"].ToString());
				}
				if(row["SN"]!=null)
				{
					model.SN=row["SN"].ToString();
				}
				if(row["StartDateTime"]!=null && row["StartDateTime"].ToString()!="")
				{
					model.StartDateTime=DateTime.Parse(row["StartDateTime"].ToString());
				}
				if(row["EndDateTime"]!=null && row["EndDateTime"].ToString()!="")
				{
					model.EndDateTime=DateTime.Parse(row["EndDateTime"].ToString());
				}
				if(row["CreatedDateTime"]!=null && row["CreatedDateTime"].ToString()!="")
				{
					model.CreatedDateTime=DateTime.Parse(row["CreatedDateTime"].ToString());
				}
				if(row["content"]!=null)
				{
					model.content=row["content"].ToString();
				}
				if(row["price"]!=null && row["price"].ToString()!="")
				{
					model.price=decimal.Parse(row["price"].ToString());
				}
				if(row["discount"]!=null && row["discount"].ToString()!="")
				{
					model.discount=decimal.Parse(row["discount"].ToString());
				}
				if(row["number"]!=null && row["number"].ToString()!="")
				{
					model.number=int.Parse(row["number"].ToString());
				}
				if(row["UsedStatus"]!=null && row["UsedStatus"].ToString()!="")
				{
					if((row["UsedStatus"].ToString()=="1")||(row["UsedStatus"].ToString().ToLower()=="true"))
					{
						model.UsedStatus=true;
					}
					else
					{
						model.UsedStatus=false;
					}
				}
				if(row["ExchangePerson"]!=null)
				{
					model.ExchangePerson=row["ExchangePerson"].ToString();
				}
				if(row["field1"]!=null)
				{
					model.field1=row["field1"].ToString();
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select id,category_id,SN,StartDateTime,EndDateTime,CreatedDateTime,content,price,discount,number,UsedStatus,ExchangePerson,field1 ");
			strSql.Append(" FROM dt_Exchange ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" id,category_id,SN,StartDateTime,EndDateTime,CreatedDateTime,content,price,discount,number,UsedStatus,ExchangePerson,field1 ");
			strSql.Append(" FROM dt_Exchange ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM dt_Exchange ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.id desc");
			}
			strSql.Append(")AS Row, T.*  from dt_Exchange T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}
        /// <summary>
        /// 获得查询分页数据
        /// </summary>
        public DataSet GetList(int pageSize, int pageIndex, string strWhere, string filedOrder, out int recordCount)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select * FROM  dt_Exchange");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            recordCount = Convert.ToInt32(DbHelperSQL.GetSingle(PagingHelper.CreateCountingSql(strSql.ToString())));
            return DbHelperSQL.Query(PagingHelper.CreatePagingSql(recordCount, pageSize, pageIndex, strSql.ToString(), filedOrder));
        }
		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "dt_Exchange";
			parameters[1].Value = "id";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  BasicMethod
		#region  ExtensionMethod

		#endregion  ExtensionMethod
	}
}

